[Ref Air Pilot’s Manual 1 – Flying P.240]
FREDA in-flight check
F – Fuel
- Fuel on and sufficient
- Fuel tank usage monitoried
- Mixture rich or leaned as required
- Fuel pump on and Fuel pressure
R – Radio
- Radio frequency correctly selected
- Radio volume satisfactory
- Radio squelch satisfactory
- Any necessary radio calls
E – Engine
- Oil Temperature
- Oil Pressure
- Mixture set correctly
- Carburettor heat (need?/No need?)
- Check of other system (suction gauge)
- Electrical system (ammeter/loadmeter, battery…)
- Air-driven gyroscopes
D – Direction
- DI aligned with Magnetic compass at straight and level flight
A – Altitude
- Subscale seting
Note: The about check should be carried out in every 15 mins or so.